122779520

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:500

約数の個数: 128

約数和(自身を含む): 323136000

約数和(自身を除く): 200356480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 128, 152, 160, 184, 190, 230, 304, 320, 368, 380, 437, 439, 460, 608, 640, 736, 760, 874, 878, 920, 1216, 1472, 1520, 1748, 1756, 1840, 2185, 2195, 2432, 2944, 3040, 3496, 3512, 3680, 4370, 4390, 6080, 6992, 7024, 7360, 8341, 8740, 8780, 10097, 12160, 13984, 14048, 14720, 16682, 17480, 17560, 20194, 27968, 28096, 33364, 34960, 35120, 40388, 41705, 50485, 55936, 56192, 66728, 69920, 70240, 80776, 83410, 100970, 133456, 139840, 140480, 161552, 166820, 191843, 201940, 266912, 279680, 280960, 323104, 333640, 383686, 403880, 533824, 646208, 667280, 767372, 807760, 959215, 1067648, 1292416, 1334560, 1534744, 1615520, 1918430, 2669120, 3069488, 3231040, 3836860, 5338240, 6138976, 6462080, 7673720, 12277952, 15347440, 24555904, 30694880, 61389760, 122779520]

約数ペア:

[(1, 122779520), (2, 61389760), (4, 30694880), (5, 24555904), (8, 15347440), (10, 12277952), (16, 7673720), (19, 6462080), (20, 6138976), (23, 5338240), (32, 3836860), (38, 3231040), (40, 3069488), (46, 2669120), (64, 1918430), (76, 1615520), (80, 1534744), (92, 1334560), (95, 1292416), (115, 1067648), (128, 959215), (152, 807760), (160, 767372), (184, 667280), (190, 646208), (230, 533824), (304, 403880), (320, 383686), (368, 333640), (380, 323104), (437, 280960), (439, 279680), (460, 266912), (608, 201940), (640, 191843), (736, 166820), (760, 161552), (874, 140480), (878, 139840), (920, 133456), (1216, 100970), (1472, 83410), (1520, 80776), (1748, 70240), (1756, 69920), (1840, 66728), (2185, 56192), (2195, 55936), (2432, 50485), (2944, 41705), (3040, 40388), (3496, 35120), (3512, 34960), (3680, 33364), (4370, 28096), (4390, 27968), (6080, 20194), (6992, 17560), (7024, 17480), (7360, 16682), (8341, 14720), (8740, 14048), (8780, 13984), (10097, 12160)]